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The oysters in question were sold under the names Fanny Bay, Buckley Bay and Royal Miyagi oysters that were harvested in British Columbia between Dec. 1, 2024, and Dec. 9, 2024.
The United States Food and Drug Administration issued multiple advisories on Wednesday for oysters and clams that they say could be contaminated with norovirus, a serious gastrointestinal illness.
People sick with a norovirus are most contagious during the illness and for a few days afterward, and the virus can remain in stools for up to two weeks after the illness. The virus can survive ...
Vibrio vulnificus is an extremely virulent bacterium that can cause three types of infections: Acute gastroenteritis from eating raw or undercooked shellfish: V. vulnificus causes an infection often incurred after eating seafood, especially raw or undercooked oysters. It does not alter the appearance, taste, or odor of oysters. [14]
Haplosporidium nelsoni is a pathogen of oysters that originally caused oyster populations to experience high mortality rates in the 1950s, [1] and still is quite prevalent today. The disease caused by H. nelsoni is also known as MSX (multinucleated unknown or multinuclear sphere X).
Seafood most often implicated includes squid, mackerel, tuna, sardines, crab, conch, shrimp, and bivalves, such as oysters and clams. In the Northeast United States, there is an increasing incidence of illness due to oysters contaminated with V. parahaemolyticus , which is associated with warmer waters from the Gulf of Mexico moving northward.
Raw and undercooked seafood can also be contaminated with anisakid nematodes, a type of worm that can cause a disease called anisakiasis. CNN reported about the illness and a study that calls it a ...
After dozens of illnesses potentially linked to raw oysters from Mexico's Sonora state, public health officials urge consumers to ask restaurants the source of their shellfish.